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October Weather in Dennison, United States

Last updated: June 24, 2025

In October, the average temperature in Dennison, United States hovers around 14°C (57°F). While the mercury can dip as low as -2°C (29°F), it can also soar to a peak of 32°C (90°F). Expect 115 mm (4.5 in) of precipitation spread over 13 days, and a notable average humidity of 82%, creating a unique climate experience!

October Temperature in Dennison

In October in Dennison, the average temperature is 14°C (57°F), with maximums reaching 32°C (90°F) and minimums dropping as low as -2°C (29°F). Travelers should be prepared for a wide range of temperatures during this time.

October Weather in Dennison: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Dennison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dennison, October typically has an average temperature of 14°C (57°F), with highs reaching up to 32°C (90°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec303441516270757368574236
Data source: Temperature data for Dennison generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Dennison

In Dennison in October, the precipitation amount is 115 mm (4.5 in) spread over 13 days.

October Precipitation Trends in Dennison

The chart displays monthly precipitation patterns in Dennison, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Dennison, October typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec921101021341211321261001101169696
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Dennison

In Dennison in October, humidity is 82%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making outdoor activities uncomfortable and travel more challenging due to the heavy, damp air.

October Average Humidity in Dennison

This chart illustrates the average monthly humidity levels in Dennison, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Dennison is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Dennison

In Dennison in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Dennison, you can refer to this Hourly UV Index in Dennison.

Maximum UV Index Levels in Dennison for October

The chart shows the monthly maximum UV Index (UVI) for Dennison in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Dennison typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Dennison October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in Dennison Compares to Other Months

Weather in Dennison varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Dennison, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Dennison, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)92 mm (3.6 inches)88%moderate
February Weather1°C (34°F)110 mm (4.3 inches)88%moderate
March Weather5°C (41°F)102 mm (4.0 inches)87%high
April Weather11°C (51°F)134 mm (5.3 inches)87%very high
May Weather17°C (63°F)121 mm (4.8 inches)81%very high
June Weather21°C (71°F)132 mm (5.2 inches)83%very high
July Weather24°C (75°F)126 mm (5.0 inches)82%very high
August Weather23°C (73°F)100 mm (4.0 inches)76%very high
September Weather20°C (68°F)110 mm (4.3 inches)77%very high
October Weather14°C (57°F)115 mm (4.5 inches)82%high
November Weather5°C (42°F)96 mm (3.8 inches)89%moderate
December Weather2°C (36°F)96 mm (3.8 inches)86%low

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